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Natural history of echocardiographic abnormalities in mucopolysaccharidosis III.
Wilhelm CM, Truxal KV, McBride KL, Kovalchin JP, Flanigan KM. Wilhelm CM, et al. Among authors: kovalchin jp. Mol Genet Metab. 2018 Jun;124(2):131-134. doi: 10.1016/j.ymgme.2018.04.010. Epub 2018 Apr 27. Mol Genet Metab. 2018. PMID: 29735373 Free PMC article.
CONCLUSIONS: Individuals with Sanfilippo A and B demonstrate a natural history of cardiac involvement with valvular abnormalities most common. In short-term follow up, patients demonstrated only mild progression of abnormalities, none requiring intervention. ...
CONCLUSIONS: Individuals with Sanfilippo A and B demonstrate a natural history of cardiac involvement with valvular abnormalities most commo …
Coronary artery fistula. Management and intermediate-term outcome after transcatheter coil occlusion.
McMahon CJ, Nihill MR, Kovalchin JP, Mullins CE, Grifka RG. McMahon CJ, et al. Among authors: kovalchin jp. Tex Heart Inst J. 2001;28(1):21-5. Tex Heart Inst J. 2001. PMID: 11330735 Free PMC article.
This procedure avoids the need for open surgical repair and the attendant complications of cardiopulmonary bypass and median sternotomy. The long-term outcome in patients after transcatheter occlusion remains unknown. We describe the intermediate-term progress of 4 …
This procedure avoids the need for open surgical repair and the attendant complications of cardiopulmonary bypass and median sternotomy. The …
Resection of subaortic stenosis; can a more aggressive approach be justified?
Parry AJ, Kovalchin JP, Suda K, McElhinney DB, Wudel J, Silverman NH, Reddy VM, Hanley FL. Parry AJ, et al. Among authors: kovalchin jp. Eur J Cardiothorac Surg. 1999 May;15(5):631-8. doi: 10.1016/s1010-7940(99)00060-3. Eur J Cardiothorac Surg. 1999. PMID: 10386409 Clinical Trial.
Five patients developed complete heart block, four undergoing reoperation for recurrent obstruction, and one preoperatively had right bundle branch block from previous ventricular septal defect repair. At mid-term follow-up there was no increase in AR or LVOT gradient (14. …
Five patients developed complete heart block, four undergoing reoperation for recurrent obstruction, and one preoperatively had right bundle …
Balloon pulmonary valvuloplasty and stent implantation. For peripheral pulmonary artery stenosis in Alagille syndrome.
Saidi AS, Kovalchin JP, Fisher DJ, Ferry GD, Grifka RG. Saidi AS, et al. Among authors: kovalchin jp. Tex Heart Inst J. 1998;25(1):79-82. Tex Heart Inst J. 1998. PMID: 9566070 Free PMC article.
In this patient, transcatheter balloon pulmonary valvuloplasty combined with bilateral pulmonary artery angioplasty and stent placement provided excellent immediate results and long-term improvement....
In this patient, transcatheter balloon pulmonary valvuloplasty combined with bilateral pulmonary artery angioplasty and stent placement prov …
Pulmonary valve eccentricity in d-transposition of the great arteries and implications for the arterial switch operation.
Kovalchin JP, Allen HD, Cassidy SC, Lev M, Bharati S. Kovalchin JP, et al. Am J Cardiol. 1994 Jan 15;73(2):186-90. doi: 10.1016/0002-9149(94)90212-7. Am J Cardiol. 1994. PMID: 8296741
Neoaortic valve regurgitation is a known complication of the arterial switch operation for d-transposition. Its etiology and long-term effects are undetermined. Observations of pathologic specimens from 67 patients with d-transposition of the great arteries with or without …
Neoaortic valve regurgitation is a known complication of the arterial switch operation for d-transposition. Its etiology and long-term …